EP3935546C0 - Virtueller hostadressraum zur sicheren schnittstellensteuerungsspeicherung - Google Patents

Virtueller hostadressraum zur sicheren schnittstellensteuerungsspeicherung

Info

Publication number
EP3935546C0
EP3935546C0 EP20709572.0A EP20709572A EP3935546C0 EP 3935546 C0 EP3935546 C0 EP 3935546C0 EP 20709572 A EP20709572 A EP 20709572A EP 3935546 C0 EP3935546 C0 EP 3935546C0
Authority
EP
European Patent Office
Prior art keywords
interface control
control storage
host address
virtual host
secure interface
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP20709572.0A
Other languages
English (en)
French (fr)
Other versions
EP3935546A1 (de
EP3935546B1 (de
Inventor
Claudio Imbrenda
Christian Borntraeger
Lisa Heller
Fadi Busaba
Jonathan Bradbury
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of EP3935546A1 publication Critical patent/EP3935546A1/de
Application granted granted Critical
Publication of EP3935546B1 publication Critical patent/EP3935546B1/de
Publication of EP3935546C0 publication Critical patent/EP3935546C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G06F12/1009—Address translation using page tables, e.g. page table structures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G06F12/109—Address translation for multiple virtual address spaces, e.g. segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G06F12/1466—Key-lock mechanism
    • G06F12/1475—Key-lock mechanism in a virtual system, e.g. with translation means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45583—Memory management, e.g. access or allocation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45587—Isolation or security of virtual machine instances
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1052—Security improvement
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/15—Use in a specific computing environment
    • G06F2212/151—Emulated environment, e.g. virtual machine
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/65—Details of virtual memory and virtual address translation
    • G06F2212/651—Multi-level translation tables
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/65—Details of virtual memory and virtual address translation
    • G06F2212/656—Address space sharing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/65—Details of virtual memory and virtual address translation
    • G06F2212/657—Virtual address space management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • Health & Medical Sciences (AREA)
  • Storage Device Security (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Stored Programmes (AREA)
EP20709572.0A 2019-03-08 2020-03-06 Virtueller hostadressraum zur sicheren schnittstellensteuerungsspeicherung Active EP3935546B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/296,301 US11176054B2 (en) 2019-03-08 2019-03-08 Host virtual address space for secure interface control storage
PCT/EP2020/056033 WO2020182664A1 (en) 2019-03-08 2020-03-06 Host virtual address space for secure interface control storage

Publications (3)

Publication Number Publication Date
EP3935546A1 EP3935546A1 (de) 2022-01-12
EP3935546B1 EP3935546B1 (de) 2023-11-29
EP3935546C0 true EP3935546C0 (de) 2023-11-29

Family

ID=69770916

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20709572.0A Active EP3935546B1 (de) 2019-03-08 2020-03-06 Virtueller hostadressraum zur sicheren schnittstellensteuerungsspeicherung

Country Status (11)

Country Link
US (2) US11176054B2 (de)
EP (1) EP3935546B1 (de)
JP (1) JP7379516B2 (de)
KR (1) KR102551936B1 (de)
CN (1) CN113597609B (de)
ES (1) ES2966715T3 (de)
HU (1) HUE064583T2 (de)
MX (1) MX395008B (de)
PL (1) PL3935546T3 (de)
SG (1) SG11202105425TA (de)
WO (1) WO2020182664A1 (de)

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US12443429B2 (en) * 2022-08-30 2025-10-14 Red Hat, Inc. Memory deduplication for encrypted virtual machines

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Also Published As

Publication number Publication date
US11669462B2 (en) 2023-06-06
MX2021010589A (es) 2022-08-25
US20200285589A1 (en) 2020-09-10
KR20210121124A (ko) 2021-10-07
MX395008B (es) 2025-03-24
CN113597609B (zh) 2025-04-04
US11176054B2 (en) 2021-11-16
PL3935546T3 (pl) 2024-03-11
JP7379516B2 (ja) 2023-11-14
US20220004499A1 (en) 2022-01-06
KR102551936B1 (ko) 2023-07-06
SG11202105425TA (en) 2021-06-29
HUE064583T2 (hu) 2024-03-28
EP3935546A1 (de) 2022-01-12
CN113597609A (zh) 2021-11-02
EP3935546B1 (de) 2023-11-29
WO2020182664A1 (en) 2020-09-17
ES2966715T3 (es) 2024-04-23
JP2022523785A (ja) 2022-04-26

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